neuro15 Flashcards

(34 cards)

1
Q

types of partial seizures

A

complex (awareness is impaired); simple means awareness is preserved

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2
Q

Jacksonian march

A

electrical discharge spreads along the motor strip

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3
Q

simple partial seizure in the parietal lobe

A

sensory phenomena

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4
Q

simple partial seizure in the occipital region

A

visual phenomena

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5
Q

simple partial seizure in the temporal lobe

A

gustatory, olfactory, and psychic phenomena

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6
Q

complex partial seizures

A

commonly arise from temporal lobe, although some originate in frontal

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7
Q

generalized tonic-clonic seizures

A

begin with tonic phase for a few seconds in which body gets stiff; next the clonic phase,in which extremities jerk rhythmically

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8
Q

absence seizure

A

generalized seizure tha tmost commonly occures in kids and s characterized by unresponsive staring

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9
Q

classic EEG for absence seizures

A

3 hz generalized splke and wave; hyperventilation is a common trigger

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10
Q

Lennox-gastaut syndrome

A

onset in childhood; seizures and intellectual disability; slow (1-2 per sec) spike and wave discharge; tx with valproic acid, lamotrigine, felbamate, rufinamide

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11
Q

benign rolandic epilepsy

A

childhood onset; simple partial involving face and mouth; nocturnal preponderence of seizures; centrotemporal spikes on EEG; tx with carbamazepine, sometimes nothing

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12
Q

absence epilepsy treat with what

A

ethosuximide, valproic acid

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13
Q

juvenile myoclonic epilepsy

A

onset in adolescence; early morning preponderance of seizures; 4 to 6 per sec polyspike and wave; tx with valproic acid, lamotrigine, levetiracetam

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14
Q

Todd’s paralysis

A

post-ictal hemiparesis; indicates that the seizure was of partial onset that may have later generalized

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15
Q

phenytoin (dilantin)

A

sodium channel blocker; used for partial seizures; side effects are gingival hyperplasia, coarsening of facial features, ataxia

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16
Q

carabmazepine (Tegretol)

A

works on the sodium channel; used for partial seizures; side effects are hyponatremia, agranulocytosis, diplopia

17
Q

valproic acid (Depakote)

A

works on the sodium channel and GABA receptor; for partial and gen seizures; side effects are GI sx, tremor, weight gain, hair loss, hepatotoxicity, thrombocytopenia

18
Q

Phenobarbitol

A

works on GABA receptor; for partial and general seizures; side effect is sedation

19
Q

ethosuximide (Zarontin)

A

works on T type calcium channel; used for absence seizure; GI sx are side effects

20
Q

Gabapentin (Neurontin)

A

unknown site of action, maybe voltage gated Ca channel; used for partial seizures; side effects are sedation and ataxia

21
Q

Lamotrigine (Lamictal)

A

sodium channel and glutamate receptor; partial and generalized seizures; side effects are rash and stevens johnson syndrome

22
Q

topiramate (topamax)

A

sodium channel, GABA activity; partial and generalized seizures; side effects are word finding difficulty, renal stones, weightloss

23
Q

Tiagabine (Gabitril)

A

works on GABA reuptake; partial seizures; side effects sedation

24
Q

Levetiracetam (Keppra)

A

unknown site of action; used for partial and generalized seizures; side effects are insomnia, anxiety, irritability

25
Oxcarbazepine (trilepal)
sodium channel; for partial seizures; side effects are sedation and hyponatremia
26
Zonisamide (Zonegan)
unknown site of action; partial and generalized seizures; side effects are sedation, renal stones, weightloss
27
drugs for partial seizures
phenytoin, carbamazepine, gabapentin, tiagabine, oxcarbazepine
28
drugs for generalized seizures only
none
29
drugs for both partial and generalized seizures
valproic acid; phenobarbitol; lamotrigine; topiramate; levetiracetam; zonisamide
30
seizure drugs that work on the sodium channel
phenytoin, carbamazepine, valproic acid, lamotrigine, topiramate, oxcarbazepine
31
seizure drugs that work on the GABA receptor
valproic acid, phenobarbitol, topiramate, tiagabine
32
stimulation of what nerve can help treat seizures
vagus nerve;
33
surgical removal of part of the brain is most effective for seizures where
medial temporal lobe
34
when a person is seizing, what's the first drug you give?
Lorazepam IV, followed by phenytoin IV if the status epilepticus continues